The ornamental design for an injectorshield, as shown and described.
FIG. 1 is a perspective view of an injector shield, showing our new design;
FIG. 2 is a side view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is side view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is a perspective view thereof.
The broken lines in FIGS. 1-7 are for the purpose of illustrating environmental structure and form no part of the claimed design. The line of alternating dots and dashes in FIG. 6 is a boundary line that defines the bounds of the claimed design and forms no part thereof. Oblique line shading in FIGS. 1-5 and 7 indicates a transparent or translucent appearance.